$grid_max: $grid_max_width + $grid_max_unit;

.wrapper {
  margin: 0 auto;
  position: relative;

  @include justify-content(center);
  @include themify($themes) {
      background-color: themed('body-background-color');
  }
  @media only screen and (max-width: 769px) {
      grid-template-columns: minmax(0, $grid_main_main) minmax(0, $grid_main_side);
  }
  
  &__left {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: calc((100vw - #{$grid_max}) / 2);
  }

  &__right {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: calc((100vw - #{$grid_max}) / 2);
  }
}